Happy Marriage!? is a Japanese manga series written and illustrated by Maki Enj?ji. It began serialization in Shogakukan's josei magazine Petit Comic on June 14, 2009 and ran until September 23, 2012. The story revolves around Chiwa Takanashi, a 23-year-old office-lady that never had the time nor the opportunity to have a boyfriend in her entire life. She agrees to an arranged marriage with the president Hokuto Mamiya of the company she works in to pay off her dad's debts.